Home / 106,724.34-160,132.94-50,603.76

Finding the Fourth Proportional to 106,724.34, 160,132.94 and 50,603.76

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Solution

The fourth proportional to 106,724.34, 160,132.94 and 50,603.76 is: 75,927.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,724.34 : 160,132.94 = 50,603.76 : x
  2. Step 2: Convert to fraction form
    106,724.34/160,132.94 = 50,603.76/x
  3. Step 3: Cross multiply
    106,724.34x = 160,132.94 × 50,603.76
  4. Step 4: Simplify right side
    106,724.34x = 8,103,328,863.85
  5. Step 5: Solve for x
    x = 8,103,328,863.85/106,724.34
  6. Step 6: Final answer
    x = 75,927.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.